be consistent about byte flipping (cosmetic no functional change)

Constify a bunch of global varialbes under ipf/ so that they land in
.rodata (3472 bytes).

Also, remove ipf_tuneables[], unused.

put back the cast.

When growing the state, remember to grow the seed array, otherwise we'll end
up accessing memory we did not allocate.

Typo

Disconnect maintaining fragment state from keeping session state. The user
now must specify keep frags along with keep state to have ipfilter do what
it did before, as documented in ipf.conf.5. (Cy S

Disconnect maintaining fragment state from keeping session state. The user
now must specify keep frags along with keep state to have ipfilter do what
it did before, as documented in ipf.conf.5. (Cy Schubert @ FreeBSD)

show more ...

Remove unused variables

Back out my last change, which was a partial fix for hash code computation problems.
Apply Darren's more complete reworking of hash code computation.
Ensure that the struct containing the red-black t

Back out my last change, which was a partial fix for hash code computation problems.
Apply Darren's more complete reworking of hash code computation.
Ensure that the struct containing the red-black tree head is properly initialized.
From Geoff Adams

show more ...

- Replace the seemingly broken built-in ipf rbtree implementation with ours.
- Fix typos in comments
- Fix 2 mutex errors
From Geoff Adams

Merge IPFilter 5.1.2 into HEAD

apply our changes.
- prototypes
- ip_h323_pxy.c is missing from the distribution
- original tar distribution is missing <$>Id values in most files

import kernel portion of ipfilter 5.1.1